---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1777 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 528 1163 0 2252 3148 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:ed:6c:be brd ff:ff:ff:ff:ff:ff inet 10.32.6.171/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86176sec preferred_lft 86176sec inet6 fe80::f816:3eff:feed:6cbe/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1777) 12/23/23 _x86_64_ (4 CPU) 15:35:51 LINUX RESTART (4 CPU) 15:36:01 tps rtps wtps bread/s bwrtn/s 15:37:02 112.73 67.11 45.63 4535.51 6889.12 15:38:01 106.12 12.47 93.65 254.87 16030.23 15:39:01 42.71 7.80 34.91 514.71 6824.60 Average: 87.08 29.22 57.86 1776.82 9880.49 15:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:02 1832160 3399004 2206484 54.63 49112 1673968 562820 11.06 520852 1513336 153420 15:38:01 1210528 3089160 2828116 70.03 63456 1956556 811884 15.96 862756 1762828 30808 15:39:01 1178696 3206344 2859948 70.81 69432 2096200 719944 14.15 831500 1819584 43544 Average: 1407128 3231503 2631516 65.16 60667 1908908 698216 13.72 738369 1698583 75924 15:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:02 ens3 307.13 201.88 1382.99 64.44 0.00 0.00 0.00 0.00 15:37:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 15:38:01 ens3 425.11 459.16 2844.03 74.51 0.00 0.00 0.00 0.00 15:38:01 lo 1.42 1.42 0.14 0.14 0.00 0.00 0.00 0.00 15:39:01 ens3 437.04 323.01 1083.11 135.21 0.00 0.00 0.00 0.00 15:39:01 lo 1.37 1.37 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 389.57 327.29 1764.05 91.48 0.00 0.00 0.00 0.00 Average: lo 1.26 1.26 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1777) 12/23/23 _x86_64_ (4 CPU) 15:35:51 LINUX RESTART (4 CPU) 15:36:01 CPU %user %nice %system %iowait %steal %idle 15:37:02 all 22.32 0.00 1.72 3.14 0.05 72.77 15:37:02 0 17.74 0.00 1.65 5.11 0.05 75.45 15:37:02 1 28.14 0.00 1.69 4.76 0.05 65.36 15:37:02 2 27.29 0.00 2.02 1.47 0.07 69.15 15:37:02 3 16.19 0.00 1.52 1.24 0.03 81.02 15:38:01 all 28.66 0.00 1.60 1.74 0.07 67.92 15:38:01 0 22.86 0.00 1.44 1.17 0.05 74.47 15:38:01 1 39.09 0.00 2.04 4.58 0.07 54.22 15:38:01 2 31.48 0.00 1.57 0.78 0.09 66.09 15:38:01 3 21.23 0.00 1.38 0.42 0.07 76.90 15:39:01 all 34.01 0.00 1.32 0.69 0.07 63.92 15:39:01 0 27.60 0.00 1.36 0.72 0.08 70.23 15:39:01 1 25.97 0.00 0.97 1.63 0.07 71.37 15:39:01 2 32.08 0.00 1.19 0.23 0.05 66.44 15:39:01 3 50.38 0.00 1.77 0.15 0.08 47.61 Average: all 28.32 0.00 1.55 1.86 0.06 68.21 Average: 0 22.73 0.00 1.48 2.34 0.06 73.38 Average: 1 31.03 0.00 1.56 3.65 0.06 63.70 Average: 2 30.28 0.00 1.59 0.83 0.07 67.23 Average: 3 29.24 0.00 1.56 0.61 0.06 68.53